Diff: Glider.cpp

Revision:

2:cc07e65227ff

Parent:

1:7039ae86fe70

Child:

3:d8932a3036a8

--- a/Glider.cpp	Mon Apr 10 17:33:41 2017 +0000
+++ b/Glider.cpp	Wed Apr 12 22:22:38 2017 +0000
@@ -1,17 +1,20 @@
 #include "Glider.h"
 
-Glider::Glider(Serial* device, PinName sda, PinName scl, PinName tx, PinName rx) {
-    startTime = time(NULL);
+Glider::Glider(Serial* device, PinName sda, PinName scl, PinName tx, PinName rx) : xbeeRxInt(rx) {
+    
     dev = device;
+    //readTime();
     xbee = new Serial(tx, rx);
     dev->printf("constructing glider...");
     heading = 0.0;
     pressure = 0.0;
     temp = 0.0;
     alt = 0.0;
+    comm = false;
     hmc = new HMC5883L(sda, scl);
     bmp = new BMP180(sda, scl);
     bmp->Initialize(1013.25, BMP180_OSS_ULTRA_LOW_POWER);
+    xbeeRxInt.rise(this, &Glider::setCommand);
 }
 
 void Glider::setHeading() {
@@ -32,8 +35,43 @@
      fclose(fp);
 }
 
+void Glider::readTime() {
+     this->dev->printf("getting the time...\r\n");
+     FILE *fp = fopen("/telem/data.txt", "r");   
+     
+     if (fp == NULL) {
+        this->startTime = time(NULL); 
+        FILE *fp1 = fopen("/telem/data.txt", "w");
+        fclose(fp1);
+        return;   
+     }
+     this->dev->printf("getting the time...\r\n");
+     fscanf(fp, "%d", this->startTime);
+     this->dev->printf("start time: %d\r\n", this->startTime);
+     rewind(fp);
+     fclose(fp);
+}
+
+void Glider::saveData() {
+     FILE *fp = fopen("/telem/data.txt", "w");
+     fprintf(fp, "%d", this->missionTime);
+     fclose(fp);   
+}
+
 void Glider::transmitPacket() {
     //TODO: transmit mission time, packet count, alt, pressure, speed
             //temp, voltage, state
     xbee->printf("3387, GLIDER, %f, %d\r\n", this->heading, this->missionTime);
 }
+
+void Glider::setCommand() {
+    this->comm = true;   
+}
+
+void Glider::processCommand() {
+    if (this->comm) {  //command recieved
+        char command = this->xbee->getc();
+        this->xbee->printf("you sent: %c\r\n", command);
+        this->comm = false;
+    }  
+}